Simultaneously vs Together

When to use each in English, with meaning, register, and examples.

	Simultaneously	Together
Meaning	At the same time as something else.	In one place or doing something with others.
CEFR level	C1	A1
Part of speech	adverb	adverb
Usage notes	Use 'simultaneously' to describe two or more actions happening at the same time. It works well in both spoken and written contexts but may sound overly formal in casual conversation.	Use 'together' when describing people or things being united or in the same location. It's not used in formal writing; instead, 'jointly' may be preferred.

Frequently asked questions: Simultaneously vs Together

What's the difference between "Simultaneously" and "Together"?

"Simultaneously" means: At the same time as something else. "Together" means: In one place or doing something with others.

When should I use "Simultaneously" and "Together"?

They can all be used in everyday English.

Are "Simultaneously" and "Together" the same CEFR level?

"Simultaneously" is at C1, "Together" is at A1 on the CEFR scale.